Edelbrock E-Series Cylinder Head Bolt Kit #85582 for Oldsmobile big-block Adapters - AN The FIA Hybrid Head Restraint

The FIA Hybrid Head Restraint

and a 12V quartz clock decked out in a Black or White color scheme

while remaining soft enough for great weight transfer

Adjustments are made using a left and right hand threaded adjuster CNC machined from 4140 Chrome Moly and heat treated for maximum strength

Constructed from 304 stainless steel and mild steel

Edelbrock E-Series Cylinder Head Bolt Kit #85582 for Oldsmobile big-block Adapters - AN The FIA Hybrid Head RestraintEdelbrock E Series Cylinder Head Bolt Kit #85582 is a high quality replacement bolt set for big block Oldsmobile engines equipped with Edelbrock Performer RPM cylinder heads. This bolt kit is required when installing Edelbrock heads on an engine previously equipped with cast iron heads. With Edelbrock and other aftermarket aluminum heads, a washer is required which this kit provides along with longer bolts to compensate for the added thickness of the